# 情報の王様 vs 第1種作業環境

The clearest difference is device support: 情報の王様 at 2 against 第1種作業環境's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 情報の王様 sells 3 in-app purchases, starting at $1.99 per month and 第1種作業環境 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 情報の王様 | 第1種作業環境 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 138 MB | 5 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [HANAUTA INC.](https://appshunter.io/developer/492009717) | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) |

## What reviewers say

### 情報の王様

[App page](https://appshunter.io/ios/app/1/id6467608924)

Master high school information studies with this quiz-style app. It offers over 1000 questions in Q&A and multiple-choice formats, perfect for quick study sessions, exam preparation, and reinforcing key concepts. Enjoy a game-like experience with rewards for clearing stages.

**Highlights:** Over 1000 Q&A and multiple-choice questions, Short play sessions for flexible study, Covers high school and university exam material, Game-like progression with stage clearing, Gift rewards for completing quests, Efficient memorization of key points

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 特訓プラン | $1.99 | per month |
| 特訓プラン | $11.99 | per 6 months |
| 特訓プラン | $19.99 | per year |


### 第1種作業環境

[App page](https://appshunter.io/ios/app/1/id6757163625)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 第一種作業環境測定士 試験対策 | $1.99 | one-time |


## Frequently asked questions

### Is 情報の王様 free?

情報の王様 is free to download, with in-app purchases available.

### Is 第1種作業環境 free?

第1種作業環境 is free to download, with in-app purchases available.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*